PC+Stainless Steel 1. Large and Rustproof: These adhesive hooks are designed to be sturdy enough to support college student backpacks. The heavy-duty hooks and durable stainless steel construction ensure they are corrosion-free, making them ideal for long-term use in bathrooms without rusting. 2. Utility Hooks: Perfect for various settings, these hooks can be used in kitchens, living rooms, bedrooms, bathrooms, and closets. They are suitable for ceiling hooks, coat hooks, key hooks, plant hooks, bathtub towel hooks, and picture hooks. 3. Easy to Install: For best results, wipe the surface clean and affix the hook before use. Ensure it is firmly attached to a smooth and non-porous surface to guarantee a secure hold that doesn't easily fall off. 4. Strong and Versatile: These utility hooks provide a strong hold on various indoor surfaces such as painted walls, finished wood, glass, tile, metal, and other smooth materials. No drilling or tools are needed, allowing for easy application and removal without damaging the wall. 5. Product Guarantee: We offer a quality warranty on our products. If you encounter any issues, please feel free to reach out to us anytime, and we will be happy to assist you in resolving the problem.